<h2>What's changed</h2> <ul> <li>Added <code>CLAUDE_CODE_DISABLE_ULTRATHINK</code>, which turns the <code>ultrathink</code> keyword off</li> <li>Added pooled group budgets to the Claude apps gateway: one monthly budget that a group's members share, on top of each member's own limit, set with <code>pooled_budget</code> on the spend limits admin API</li> <li>Added <code>CLAUDE_CODE_DISABLE_LOOPED_CROSS_CERT_DROP</code> to keep system cross-certificates that certify each other in a loop, for servers whose private CA needs one</li> <li>Added <code>CLAUDE_CODE_SUBAGENT_EFFORT</code> to set the effo